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The A30 matrilineal is the name given to the most commonly seen orca matriline in British Columbia.〔 The matriline is currently made of 2 generations, with a total of 10 individuals. It is one of the 3 matrilines in A1 pod, one of the 10 pods of the A-clan. The matriline was present in over 60% of all of the encounters in the Johnstone Strait region, making it one of best known matrilines. The group's size has increased, from 6 in the mid-1970s to 10 as of 2013, including 4 calves. It is most frequently seen in Johnstone Strait from late spring to early fall, often traveling with other pods of the Northern Resident Community. ==Current Individuals== *A38, Tsitika's oldest son, also known as Blackney. (born est. 1970). At 40 years old, Blackney is one of the oldest males in the northern resident community. Like his mother, Blackney has a very curved dorsal fin which makes him instantly recognizable. Blackney was most often seen swimming next to his mother while she was alive. *A39, Tsitika's youngest son also known as Pointer. (born 1975). Pointer's dorsal fin is very much like that of his older brother Blackney and the two are becoming difficult to tell apart. *A50, Tsitika's oldest daughter, also known as Clio. (born 1984) *A54, Tsitika's youngest daughter, also known as Blinkhorn or Minstrel. (born 1989). Blinkhorn became a mother at the early age of 12 with the birth of Cedar (A75) in 2001. *A72, Clio's first offspring, also known as Bend. (born 1999). Bend is a young female. Bend has a distinctive cut at the middle of her dorsal fin, the cause of which is not known. *A75, Blinkhorn's first daughter, also known as Cedar.(born 2001) *A84, Clio's second offspring, also known as Klaoitsis.(born 2005) His/Her sex has not been determined yet. *A86, Blinkhorn's second offspring, also known as Cutter. (born 2006) His/Her sex has not been determined yet. *A93, Blinkhorn's third offspring, also known as Cypress. (born 2009). His/Her sex has not been determined yet. *A99, Clio's third offspring, also known as Alder. (born 2011). His/Her sex has not been determined yet. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「A30 matriline」の詳細全文を読む スポンサード リンク
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